Drill bit



FIG. 1 is a elevation view of a drill bit showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a front end view thereof;

FIG. 4 is a rear end view thereof;

FIG. 5 is a rear end view showing a modification;

FIG. 6 is a further side elevation view showing a modification; and,

FIG. 7 is a further side elevation view showing a still further modification.

With the exception of the modifications shown in FIG. drawings 5-7, all remaining views of the three embodiments are the same as those shown in FIG. drawings 1-4. 

The ornamental design for a drill bit, as shown and described. 